When developing Java applications, it is easy to get used to invoking logging on the provided logger via its log level-specific methods. For example, Log4j‘s Logger provides methods such as ...

Generics make your code more flexible and easier to read, and they help you avoid ClassCastExceptions at runtime. Get started with this introduction to using generics with the Java Collections ...

Community driven content discussing all aspects of software development from DevOps to design patterns. The goal of a lambda expression in Java is to implement a single method. All Java methods have ...